19729749653820

Names of 19729749653820

• Cardinal: 19729749653820 can be written as Nineteen trillion, seven hundred twenty-nine billion, seven hundred forty-nine million, six hundred fifty-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.972974965382 × 10¹³

Factors of 19729749653820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1117

Divisors of 19729749653820

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 23 27 30 31 36 45 46 54 60 62 69 81 89 90 92 93 108 115 124 135 138 155 162 178 180 186 207 230 267 270 276 279 281 310 324 345 356 372 405 414 445 460 465 534 540 558 562 620 621 683 690 713 801 810 828 837 843 890 930 1035 1068 1116 1124 1242 1335 1366 1380 1395 1405 1426 1602 1620 1674 1686 1780 1860 1863 2047 2049 2070 2139 2403 2484 2511 2529 2670 2732 2759 2790 2810 2852 3105 3204 3348 3372 3415 3565 3726 4005 4094 4098 4140 4185 4215 4278 4806 5022 5058 5340 5518 5580 5620 6141 6147 6210 6417 6463 6830 7130 7209 7452 7587 8010 8188 8196 8277 8370 8430 8556 8711 9315 9612 10044 10116 10235 10245 10695 11036 12015 12282 12294 12420 12555 12645 12834 12926 13660 13795 14260 14418 15174 15709 16020 16554 16740 16860 17422 18423 18441 18630 19251 19389 20470 20490 21173 21390 22761 24030 24564 24588 24831 25009 25110 25290 25668 25852 26133 27590 28836 30348 30705 30735 31418 32085 32315 33108 34844 36045 36846 36882 37260 37935 38502 38778 40940 40980 41385 42346 42780 43555 45522 47127 48060 49662 50018 50220 50580 52266 55180 55269 55323 57753 58167 60787 61410 61470 62836 63457 63519 64170 64630 72090 73692 73764 74493 75027 75870 77004 77556 78399 78545 82770 84692 87110 91044 92115 92205 94254 96255 96945 99324 100036 104532 105865 110538 110646 113805 115506 116334 121574 122820 122940 124155 125045 126914 127038 128340 129260 130665 141381 144180 148986 150054 151740 156798 157090 165540 165807 174220 174501 182361 184230 184410 188508 190371 190557 191923 192510 193890 200353 211730 221076 221292 223479 225081 227610 231012 232668 235197 235635 243148 248310 250090 253828 254076 261330 276345 276615 282762 288765 290835 297972 300108 303935 313596 314180 317285 317595 331614 349002 364722 368460 368820 372465 375135 380742 381114 383846 385020 387780 391995 400706 423460 424143 446958 450162 455220 470394 471270 486979 496620 500180 522660 523503 547083 552690 553230 565524 571113 571671 575207 575769 577530 581670 601059 607870 634570 635190 663228 675243 698004 705591 706905 729444 744930 750270 761484 762228 767692 775279 783990 801412 829035 848286 872505 893916 900324 911805 940788 942540 951855 952785 959615 973958 1001765 1047006 1094166 1105380 1106460 1117395 1125405 1142226 1143342 1150414 1151538 1155060 1163340 1175985 1202118 1215740 1269140 1270380 1272429 1350486 1398101 1411182 1413810 1460937 1489860 1500540 1550558 1567980 1641249 1658070 1696572 1713339 1715013 1725621 1727307 1745010 1803177 1823610 1884397 1903710 1905570 1919230 1947916 2003530 2025729 2094012 2120715 2188332 2234790 2250810 2284452 2286684 2300828 2303076 2325837 2351970 2404236 2434895 2544858 2617515 2700972 2735415 2796202 2822364 2827620 2855565 2858355 2876035 2878845 2921874 3005295 3101116 3282498 3316140 3376215 3426678 3430026 3451242 3454614 3490020 3527955 3606354 3647220 3768794 3807420 3811140 3838460 3876395 4007060 4051458 4194303 4241430 4382811 4414229 4469580 4501620 4651674 4703940 4869790 4923747 5089716 5140017 5176863 5181921 5235030 5409531 5470830 5592404 5653191 5711130 5716710 5752070 5757690 5843748 5949613 6010590 6362145 6564996 6752430 6853356 6860052 6902484 6909228 6977511 6990505 7055910 7212708 7304685 7537588 7752790 8102916 8206245 8388606 8482860 8566695 8575065 8628105 8636535 8765622 8828458 9015885 9303348 9421985 9739580 9847494 10128645 10280034 10353726 10363842 10470060 10819062 10941660 11306382 11422260 11433420 11504140 11515380 11629185 11899226 12021180 12582909 12724290 13148433 13242687 13504860 13955022 13981010 14111820 14609370 15505580 15530589 15545763 16228593 16412490 16777212 16959573 17081147 17133390 17150130 17256210 17273070 17531244 17656916 17831417 17848839 18031770 18843970 19694988 20257290 20560068 20707452 20727684 20932533 20971515 21638124 21914055 22071145 22612764 23258370 23798452 24618735 25165818 25448580 25700085 25884315 25909605 26296866 26485374 27047655 27910044 27962020 28265955 29218740 29748065 31061178 31091526 32457186 32824980 33919146 34162294 34266780 34300260 34512420 34546140 34887555 35662834 35697678 36063540 37687940 37748727 39445299 39728061 40514580 41865066 41943030 43341131 43828110 44142290 46516740 46591767 49237470 50331636 50878719 51243441 51400170 51768630 51819210 52593732 52970748 53494251 53546517 54095310 56531910 59496130 62122356 62183052 62797599 62914545 64914372 65742165 66213435 67838292 68324588 69775110 71325668 71395356 75497454 77652945 77728815 78890598 79456122 81142965 83730132 83886060 84797865 85405735 86682262 87656220 88284580 89157085 89244195 93183534 98474940 101757438 102486882 102800340 103537260 103638420 104662665 106988502 107093034 108190620 113063820 113246181 118992260 119184183 125595198 125829090 130023393 131484330 132426870 136841099 139550220 150994908 152636157 153730323 155305890 155457630 157781196 158912244 160482753 160639551 162285930 169595730 170811470 173364524 178314170 178488390 186367068 188743635 197226495 198640305 203514876 204973764 209325330 213977004 214186068 216705655 226492362 232958835 238368366 251190396 251658180 254393595 256217205 260046786 262968660 264853740 267471255 267732585 273682198 305272314 307460646 310611780 310915260 313987995 320965506 321279102 324571860 339191460 341622940 356628340 356976780 357552549 377487270 390070179 392866381 394452990 397280610 410523297 418650660 433411310 452984724 461190969 465917670 476736732 481448259 481918653 508787190 512434410 520093572 529515557 534942510 535465170 547364396 566230905 595920915 610544628 614921292 627975990 641931012 642558204 650116965 684205495 715105098 754974540 763180785 768651615 780140358 785732762 788905980 794561220 802413765 803197755 821046594 866822620 922381938 931835340 962896518 963837306 1017574380 1024868820 1059031114 1069885020 1070930340 1132461810 1170210537 1178599143 1191841830 1231569891 1255951980 1300233930 1368410990 1383572907 1430210196 1444344777 1526361570 1537303230 1560280716 1571465524 1588546671 1604827530 1606395510 1642093188 1787762745 1844763876 1925793036 1927674612 1950350895 1964331905 2052616485 2118062228 2264923620 2305954845 2340421074 2357198286 2383683660 2407241295 2409593265 2463139782 2600467860 2647577785 2736821980 2767145814 2888689554 3052723140 3074606460 3177093342 3209655060 3212791020 3510631611 3535797429 3575525490 3694709673 3900701790 3928663810 4105232970 4611909690 4680842148 4714396572 4765640013 4814482590 4819186530 4926279564 5295155570 5534291628 5777379108 5851052685 5892995715 6157849455 6354186684 6917864535 7021263222 7071594858 7151050980 7221723885 7389419346 7801403580 7857327620 7942733355 8210465940 9223819380 9531280026 9628965180 9638373060 10590311140 10607392287 11084129019 11702105370 11785991430 12178857811 12315698910 13835729070 14042526444 14143189716 14296920039 14443447770 14778838692 15885466710 17553158055 17678987145 18473548365 19062560052 21214784574 22168258038 23404210740 23571982860 23828200065 24357715622 24631397820 27671458140 28593840078 28886895540 31770933420 31822176861 35106316110 35357974290 36536573433 36947096730 42429569148 42890760117 44336516076 47656400130 48715431244 53036961435 55420645095 57187680156 60894289055 63644353722 70212632220 70715948580 71484600195 73073146866 73894193460 85781520234 95312800260 106073922870 109609720299 110841290190 121788578110 127288707444 142969200390 146146293732 159110884305 171563040468 182682867165 212147845740 214453800585 219219440598 221682580380 243577156220 285938400780 318221768610 328829160897 365365734330 428907601170 438438881196 548048601495 636443537220 657658321794 730731468660 857815202340 986487482691 1096097202990 1315316643588 1644145804485 1972974965382 2192194405980 3288291608970 3945949930764 4932437413455 6576583217940 9864874826910 19729749653820
• Sum of all divisors σ(n): 67755351121920
• Sum of proper divisors (its aliquot sum) s(n): 48025601468100
• 19729749653820 is an abundant number, because the sum of its proper divisors (48025601468100) is greater than itself. Its abundance is 28295851814280

Bases of 19729749653820

• Binary: 100011111000110110000101110000011100100111100₂
• Hexadecimal: 0x11F1B0B8393C
• Base-36: 6ZRPZJBR0

Squares and roots of 19729749653820

• 19729749653820 squared (19729749653820²) is 389263021402410409840592400
• 19729749653820 cubed (19729749653820³) is 7680061961759134034465992225283722968000
• The square root of 19729749653820 is 4441818.2823951725
• The cube root of 19729749653820 is 27021.3592548863

Scales and comparisons

• 19,729,749,653,820 seconds is equal to 627,345 years, 3 days, 22 hours, 57 minutes.
• To count from 1 to 19,729,749,653,820 would take you about one million, five hundred sixty-eight thousand, three hundred sixty-two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 19729749653820 cubic inches would be around 2251.8 feet tall.

Recreational maths with 19729749653820

• 19729749653820 backwards is 02835694792791
• The number of decimal digits it has is: 14
• The sum of 19729749653820's digits is 72
• More coming soon!